Sergio M 10 2010

Source 1
Author:EPA
Tittle:Climate Change
Website:http://www.epa.gov/climatechange/
Copy rigth date:1999-2010
Date Found:10-11-10

Source 2
Author:Annup Shah
Tittle:Global Issues
Website:http://www.globalissues.org/article/173/coral-reefs
Copy rigth date:1998-2010
Date found:10-11-10

Source 3
Author:Bill Mckibben
Tittle:Stop Global Warming
http://www.stopglobalwarming.org/
2005-2010
10-11-10


Source 4
Paul Fain
Global Warmimg:Early Warning Sings
http://www.climatehotmap.org/index.html
1999-2010
10-12-10